Header generation working.

[portablexdr.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 30bec5e..97ac4bf 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1,14 +1,32 @@
-AC_INIT(portablexdr, 4.0.11)
+AC_INIT(portablexdr, 5.0.0)
 AM_INIT_AUTOMAKE
 
 AC_CONFIG_HEADERS([config.h])
 
+AC_CONFIG_MACRO_DIR([m4])
+
 AC_CANONICAL_HOST
 AC_PROG_CC
-AC_CHECK_PROGS(AR, ar)
+AM_PROG_CC_C_O
+
 AC_PROG_INSTALL
 AC_PROG_LIBTOOL
 
+AC_PROG_LEX
+AC_PROG_YACC
+
+AC_CHECK_PROGS(AR, ar)
+
+dnl Look for an external 'cpp' program which can run on a file with any
+dnl extension.  The normal CPP can only run on files with a '.c'
+dnl extension, therefore we prefer to use /usr/bin/cpp if it exists.
+AC_PATH_PROG([EXTCPP], [cpp], [no])
+if test "x$EXTCPP" = "xno"; then
+  AC_MSG_FAILURE([Cannot find a working 'cpp' (C preprocessor) program])
+fi
+AC_DEFINE_UNQUOTED([EXTCPP], ["$EXTCPP"],
+       [The C preprocessor command (may include command line options).])
+
 MINGW_EXTRA_LDFLAGS=
 case "$host" in
  *-*-mingw*)